code: def __init__(self, domain=DANA_DOMAIN, serie_cfg_path=SERIE_CFG_PATH):
      dir_path = os.path.dirname(serie_cfg_path)
      if not os.path.isdir(dir_path):
          os.makedirs(dir_path)
      self._dana_cli = DanaCli(domain, serie_cfg_path)
      self._valid_time = None
      self._build_id = None
      self._service_available = False
  
file_path: mace/tools/dana/dana_util.py
imports: from dana.dana_cli import DanaCli
  from dana.dana_cli import DanaTrend
  import os
  import re
  import sh
  import time
label_desc: Use image node_id 1 to create a new DanaUtil object  with example: obj = DanaUtil(domain, serie_cfg_path)